/*---------------fenye---------------*/
.page {
    display: flex;
    justify-content: center;
}

.page > div {
    display: flex;
}

.page > div > div {
    border: 1px solid rebeccapurple;
    margin: 20px;
    padding: 5px;
}

.page > div > div:nth-child(3) {
    border: none;
}